72803421

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{141917}}^1$

素因数の和:141945

約数の個数: 16

約数和(自身を含む): 113534400

約数和(自身を除く): 40730979

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 141917, 425751, 1277253, 2696423, 3831759, 8089269, 24267807, 72803421]

約数ペア:

[(1, 72803421), (3, 24267807), (9, 8089269), (19, 3831759), (27, 2696423), (57, 1277253), (171, 425751), (513, 141917)]